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All results from a given calculation for CH3NO2 (Methane, nitro-)

using model chemistry: TPSSh/cc-pVQZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS Os out of place 1A'
Energy calculated at TPSSh/cc-pVQZ
 hartrees
Energy at 0K-245.135994
Energy at 298.15K 
HF Energy-245.135994
Nuclear repulsion energy124.865722
The energy at 298.15K was derived from the energy at 0K and an integrated heat capacity that used the calculated vibrational frequencies.
Vibrational Frequencies calculated at TPSSh/cc-pVQZ
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
4/u)
Dep P Dep U
1 A' 3164 3164 2.69      
2 A' 3072 3072 1.07      
3 A' 1487 1487 10.42      
4 A' 1422 1422 29.01      
5 A' 1395 1395 70.09      
6 A' 1133 1133 0.56      
7 A' 916 916 13.23      
8 A' 651 651 16.32      
9 A' 606 606 4.69      
10 A" 3195 3195 0.83      
11 A" 1615 1615 289.65      
12 A" 1475 1475 47.44      
13 A" 1109 1109 13.02      
14 A" 464 464 0.66      
15 A" 27 27 0.01      

Unscaled Zero Point Vibrational Energy (zpe) 10865.7 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 10865.7 cm-1
See section III.C.1 List or set vibrational scaling factors to change the scale factors used here.
See section III.C.2 Calculate a vibrational scaling factor for a given set of molecules to determine the least squares best scaling factor.
Rotational Constants (cm-1) from geometry optimized at TPSSh/cc-pVQZ
ABC
0.41056 0.35079 0.19618

See section I.F.4 to change rotational constant units
Geometric Data calculated at TPSSh/cc-pVQZ

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 -1.326 0.000
N2 -0.010 0.175 0.000
H3 1.046 -1.627 0.000
H4 -0.493 -1.663 0.905
H5 -0.493 -1.663 -0.905
O6 0.000 0.731 -1.087
O7 0.000 0.731 1.087

Atom - Atom Distances (Å)
  C1 N2 H3 H4 H5 O6 O7
C11.50101.08821.08441.08442.32672.3267
N21.50102.08812.10452.10451.22121.2212
H31.08822.08811.78601.78602.79902.7990
H41.08442.10451.78601.81043.15302.4505
H51.08442.10451.78601.81042.45053.1530
O62.32671.22122.79903.15302.45052.1745
O72.32671.22122.79902.45053.15302.1745

picture of Methane, nitro- state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 N2 O6 117.084 C1 N2 O7 117.084
N2 C1 H3 106.410 N2 C1 H4 107.890
N2 C1 H5 107.890 H3 C1 H4 110.584
H3 C1 H5 110.584 H4 C1 H5 113.179
O6 N2 O7 125.815
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at TPSSh/cc-pVQZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.403      
2 N 0.337      
3 H 0.200      
4 H 0.195      
5 H 0.195      
6 O -0.263      
7 O -0.263      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.026 -3.472 0.000 3.472
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 3.215 -0.031 0.000
y -0.031 4.850 0.000
z 0.000 0.000 5.448


<r2> (average value of r2) Å2
<r2> 64.156
(<r2>)1/2 8.010